APA (7 वां संस्करण) प्रशस्ति पत्र

Delaware Symposium on Language Studies (2nd : 1980 : University of Delaware) & Di Pietro, R. J. (1982). Linguistics and the professions: Proceedings of the Second Annual Delaware Symposium on Language Studies. ABLEX Pub. Corp.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Delaware Symposium on Language Studies (2nd : 1980 : University of Delaware) और Robert J. Di Pietro. Linguistics and the Professions: Proceedings of the Second Annual Delaware Symposium on Language Studies. Norwood, N.J: ABLEX Pub. Corp, 1982.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Delaware Symposium on Language Studies (2nd : 1980 : University of Delaware) और Robert J. Di Pietro. Linguistics and the Professions: Proceedings of the Second Annual Delaware Symposium on Language Studies. ABLEX Pub. Corp, 1982.

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